“Tuesday 27 January is the 70th anniversary of the liberation of Auschwitz and thus also the end of the deadliest act of mass murder in a single location in human history“. This is the way through which The Guardian remembers the anniversary, which we should never forget.

The Tripoli branch of Islamic State (Isis) has claimed responsibility for an attack against a luxury hotel where several foreigners have been killed. For a detailed analysis on the Islamist forces in Libya see this report by Jon Mitchell.